Home / 3,240.61-4,856.32-2,506.75

Finding the Fourth Proportional to 3,240.61, 4,856.32 and 2,506.75

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Solution

The fourth proportional to 3,240.61, 4,856.32 and 2,506.75 is: 3,756.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.61 : 4,856.32 = 2,506.75 : x
  2. Step 2: Convert to fraction form
    3,240.61/4,856.32 = 2,506.75/x
  3. Step 3: Cross multiply
    3,240.61x = 4,856.32 × 2,506.75
  4. Step 4: Simplify right side
    3,240.61x = 12,173,580.16
  5. Step 5: Solve for x
    x = 12,173,580.16/3,240.61
  6. Step 6: Final answer
    x = 3,756.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.